/usr/include/x86_64-linux-gnu/qcc/StringSource.h is in liballjoyn-common-dev-1604 16.04a-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 | /**
* @file
*
* Source implementation used to retrieve bytes from qcc::String
*/
/******************************************************************************
* Copyright AllSeen Alliance. All rights reserved.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
******************************************************************************/
#ifndef _QCC_STRINGSOURCE_H
#define _QCC_STRINGSOURCE_H
#include <qcc/platform.h>
#include <qcc/String.h>
#include <qcc/Event.h>
#include <qcc/Stream.h>
#include <algorithm>
namespace qcc {
/**
* StringSource provides Source based retrieval from std:string storage.
*/
class StringSource : public Source {
public:
/**
* Construct a StringSource.
* @param str Source contents
*/
StringSource(const qcc::String str) : str(str), outIdx(0) { }
/**
* Construct a StringSource from data.
*
* @param data Source contents
* @param len The length of the data.
*/
StringSource(const void* data, size_t len) : outIdx(0) { str.insert(0, (const char*)data, len); }
/** Destructor */
virtual ~StringSource() { }
/**
* Pull bytes from the source.
* The source is exhausted when ER_EOF is returned.
*
* @param buf Buffer to store pulled bytes
* @param reqBytes Number of bytes requested to be pulled from source.
* @param actualBytes Actual number of bytes retrieved from source.
* @param timeout Timeout in milliseconds.
* @return ER_OK if successful. ER_EOF if source is exhausted. Otherwise an error.
*/
QStatus PullBytes(void* buf, size_t reqBytes, size_t& actualBytes, uint32_t timeout = Event::WAIT_FOREVER);
/**
* Return the number of octets not yet read.
*
* @return Number of octets not read.
*/
size_t Remaining() const { return str.size() - outIdx; }
private:
qcc::String str; /**< storage for byte stream */
size_t outIdx; /**< index to next byte in str to be returned */
};
}
#endif
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